| Gerdts, Ad. Heinrich | 1929 | Bremen 1 | |
| Gerdts, Anke Margarethe | 1934 | Bremen 1 | |
| Gerdts, Betty Hermine | 1898 | Bremen | |
| Gerdts, Elsa Emma | 1938 | Bremen 1 | |
| Gerdts, Hans Otto | 1942 | Bremen-Mitte | |
| Gerdts, Karl | 1940 | Bremen-Mitte | |
| Gerdts, Luis Nicolas Maximo | 1920 | Bremen 1 | |
| Gerdts, Luise Margarethe | 1902 | Aumund | |
| Gerdts, Martha Amalie | 1927 | Bremen 1 | |
| Gerdts, Nicolaus Hinrich Adolf | 1939 | Freie Hansestadt Bremen |